Home / 77,025.36-106,290-44,757.12

Finding the Fourth Proportional to 77,025.36, 106,290 and 44,757.12

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Solution

The fourth proportional to 77,025.36, 106,290 and 44,757.12 is: 61,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,025.36 : 106,290 = 44,757.12 : x
  2. Step 2: Convert to fraction form
    77,025.36/106,290 = 44,757.12/x
  3. Step 3: Cross multiply
    77,025.36x = 106,290 × 44,757.12
  4. Step 4: Simplify right side
    77,025.36x = 4,757,234,284.80
  5. Step 5: Solve for x
    x = 4,757,234,284.80/77,025.36
  6. Step 6: Final answer
    x = 61,761.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.